Home / 129,383.50-194,075.22-35,889.25

Finding the Fourth Proportional to 129,383.50, 194,075.22 and 35,889.25

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Solution

The fourth proportional to 129,383.50, 194,075.22 and 35,889.25 is: 53,833.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,383.50 : 194,075.22 = 35,889.25 : x
  2. Step 2: Convert to fraction form
    129,383.50/194,075.22 = 35,889.25/x
  3. Step 3: Cross multiply
    129,383.50x = 194,075.22 × 35,889.25
  4. Step 4: Simplify right side
    129,383.50x = 6,965,214,089.39
  5. Step 5: Solve for x
    x = 6,965,214,089.39/129,383.50
  6. Step 6: Final answer
    x = 53,833.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.